Surround your self with people that tell you...

"I believe in you!" 

Believe: (as defined by Merriam Webster - Dictionary)

~  to accept or regard (something) as true.

~ to accept the truth of what is said by (someone).

~ to accept something as true, genuine, or real. 

~ to have a firm conviction as to the goodness, efficacy, or ability of something (or someone).

~ to consider to be true or honest.

~ to be astounded at.