Go to an american university for a graduate program

>go to an american university for a graduate program
>everyone uses huge fucking yellow pencils to do math and not pens

WHAT THE FUCK IS WRONG WITH YOU PEOPLE

what brainlet school are you at? I'm at Stanford and everyone uses pen

What are you gonna do when you make a mistake?
>inb4 >making mistakes

Mech pencils are top comfy
Penlets need not apply

>pen
>smear everything
>ink feed issues
>tedious to refill
>can't erase

why in god's name wold you ever use a pen over a pencil

I thought you guys used mechanical pencils.
What program are you in?

I actually go to Stanford and Americans here use pencils, nonamericans use pens.

I'm not an Amerilard
Physics

>giving a shit what someone's writing preference is

[spoiler]I guess I like to doodle a lot during lectures so I use pencil

In America our pencils are safe, they're made with graphite, not actual lead. I'm sure where you're from people use actual lead pencils. It's safe now OP, you can use them.