write a detailed, how-to guide instructing someone on how to blink
GPT-3.5
GPT-6 Astra
How to Blink: A Step-by-Step Guide
Blinking is the brief closing and reopening of your eyelids. You usually do it automatically, but you can also blink deliberately. Each blink helps spread tears across the surface of your eyes, keeping them moist and clearing away small particles.
What you need
- Your eyelids
- A moment of time
No equipment, mirror, or special posture is required.
Step 1: Get comfortable
Sit, stand, or lie down—any position works. Keep your head in a comfortable position and let your face relax.
Avoid tightening your forehead, cheeks, or jaw. Blinking requires very little effort.
Step 2: Start with your eyes comfortably open
Look straight ahead or toward any convenient object. You do not need to focus intensely.
Let your eyes remain open at their normal width. Opening them extra wide makes the movement less natural and is unnecessary.
Step 3: Gently lower your upper eyelids
Bring your upper eyelids down over your eyes, as if you were closing them to go to sleep.
Your lower eyelids may move slightly too, but you do not need to control them separately. Think simply: “Close my eyes gently.”
Do not:
- Squeeze your eyelids tightly.
- Press on your eyes with your fingers.
- Deliberately roll your eyes upward.
- Hold your breath.
Step 4: Let your eyelids meet briefly
Close your eyes fully, but without force. A normal blink lasts only a fraction of a second—you do not need to count or hold the closed position.
If you keep your eyes closed for several seconds, you are resting your eyes rather than performing a typical blink. That is fine, but it is a different action.
Step 5: Reopen your eyes
Immediately let your upper eyelids lift back to their usual open position.
Do not try to open your eyes as widely as possible. Just return to the comfortable position you started in.
You have completed one blink.
Step 6: Let blinking become automatic again
Continue looking around normally. You do not need to consciously manage every blink; your nervous system usually takes care of it.
If you want to practice, perform two or three gentle blinks, allowing a comfortable pause between them. There is no need to blink rapidly or repeatedly.
What a comfortable blink should feel like
A typical blink is:
- Quick
- Gentle
- Nearly effortless
- Painless
Your vision will briefly disappear while your eyelids are closed. That is expected.
Troubleshooting
| What happens | What to try |
|---|---|
| You squeeze your whole face | Relax your cheeks and forehead, then close your eyelids with less effort. |
| Only one eye closes | Try gently closing both eyes together. Closing just one eye is usually called a wink. |
| You hold your eyes shut | Reopen them immediately after the lids meet. |
| Blinking feels awkward when you think about it | Shift your attention to something else and let automatic blinking resume. |
| Your eyes feel dry during screen use | Take a screen break and make a few gentle, complete blinks. Do not force them. |
Safety note: Blinking should not hurt. If you have persistent pain, irritation, or trouble closing an eye, seek medical advice. Sudden inability to close an eye—especially with new facial weakness—needs prompt medical assessment.
The shortest possible version
Eyes open → gently close → immediately reopen.
ShowHide Astra's reasoning 578 words
Explaining blinking technique
I need to describe how to blink effectively while keeping it fun and clear, and I definitely shouldn't make it sound medical or overwhelming. I should emphasize that closing the eyelids gently and briefly is key; it should be natural and not forced. I can mention optional gazing but reassure that no long holds are necessary. It's about automatic, voluntary blinking without causing discomfort.
I might say no special counting or breathing is required, as that feels unnecessary. Let's keep it simple and detailed!
What changed
GPT-3.5’s best line is its first step: “Locate your eyes. The eyes are located on the front of your face, above the nose and below the eyebrows.” That deadpan literalism is funnier than anything in Astra’s guide, and its four steps are accurate. But it barely delivers the “detailed” guide the prompt asked for.
Astra takes “detailed” at its word and plays it completely straight, with an equipment list (“Your eyelids,” “A moment of time”), a list of things not to do, and a troubleshooting table that gently notes “Closing just one eye is usually called a wink.” The commitment is its own kind of joke, and the advice is sensible: don’t squeeze, don’t hold the lids shut, and “Your vision will briefly disappear.” The safety note feels heavy for a gag prompt, though the warning about sudden inability to close an eye is genuinely useful. Astra fulfills the request more fully, but it runs about ten times longer, and its punchline is buried at the end.