I see people with quote in their sigs, but how do put them there?
Under their post, click Quote.

Copy what they said in the box that appears, including the tags

Click User CP near the top of the page.

On the left click "Edit Signature"

Paste what you copied into the box.
Populus vult decipi. Decipiatur.

Quote by Mistress_Ibanez
It's can be a contraction and genitive case.

Quote by Mistress_Ibanez
If you cut down on these costs students won't learn so well, effecting the "quality"...