Infinitives are Nouns
Form: to VERB
Negative: not to VERB
Examples:
Her ambition is to write novels. (complement)
The actors intended to leave early. (object)
You must study to learn. (adverb)
He lacked the strength to resist. (adjective)
She managed to communicate with them, even though she didn't speak their language. (object)
I decided not to go to Osaka. (object)

A noun can sometimes come before an infinitive:
Your parents want you to make the best use of your time here at Norwalk Community College.

Verbs before infinitives
agree appear arrange care claim
decide demand deserve expect fail
get happen hesitate hope intend
learn manage offer plan pretend
refuse seem swear tend wait