Ever tried. Ever failed. No matter.
Try again. Fail again. Fail better.
Samuel Beckett

The world always seems brighter when you’ve just made something that wasn’t there before.
Neil Gaiman

I am always doing that which I can not do, in order that I may learn how to do it.
Pablo Picasso

True knowledge exists in knowing that you know nothing.
Socrates

It’s not bragging if you can back it up.
Muhammad Ali