You do not know what you can ...

You do not know what you can achieve until you try.
You do not know what you can achieve until you try.
 Nick Vujicic

More phrases

Being self-made is a state of mind, and once you put that mentality to work, your success will come.
 Dave East
A lot of people change for good. Some people just fall off. Just trying to progress in anything, no matter what you're doing, I feel like any progression you make... some people aren't gonna be around you that were around you.
 Dave East
There are no secrets to success. It is the result of preparation, hard work, and learning from failure.
You have to have the service mentality in the sense that you subjugate your own ego, and you subjugate a large part of your own life to really helping other people, being successful on their behalf.
 Herb Kelleher
Success consists of going from failure to failure without loss of enthusiasm.

Quotes from the same author

... to keep moving up ... , you have to abandon the security of that ledge and reach for another hold. Letting go of that sense of security.. is the challenge. ... think of yourself as climbing a ladder. To move to the next rung, you must give up your grip and reach for the next one.
 Nick Vujicic
When you can't get a miracle, you can still be a miracle for someone else.
 Nick Vujicic
Motivation gets you through the day, but inspiration lasts a lifetime.
 Nick Vujicic
... for every disability you have, you are blessed with more than enough abilities to overcome your challenges.
 Nick Vujicic
What kind of husband am I gonna be if I can't even hold my wife's hand? ...but I realized I may not have hands to hold my wife's hand, but when the time comes, I'll be able to hold her heart. I don't need hands to hold her heart.
 Nick Vujicic