"If you can dream it, you can do it" ~ Walt Disney
"Your goals can never be to high, aim for the moon, even if you miss you land among the stars" ~ W Clement Stone (ye I know it's corny)
"Learn from yesterday, live for today, hope for tomorrow. The important thing is not to stop questioning." ~ Albert Einstein
"He who can no longer pause to wonder and stand rapt in awe, is as good as dead; his eyes are closed." ~ Albert Einstein
"Any fool can make things bigger, more complex, and more violent. It takes a touch of genius-and a lot of courage-to move in the opposite direction" ~ Albert Einstein
My year 12 physics teacher told me heaps of Einstein quotes, he loved his work and is following in his footsteps (literally, he has mathematically proven the theory of relativity in two different ways)
A good light hearted quote, maybe not inspirational
"A friend will bail you out of gaol, a true friend will be sitting next you saying that was fun"