Abert Einstein.
What we know is a drop, what we don't know is an ocean.
Sir Isaac Newton.
If people do not believe that mathematics is simple, it is only because they do not realize how complicated life is.
John von Neumann.
The more you know, the more you know you don't know.
Aristotle.
Mathematics is the tool specially suited for dealing with abstract concepts of any kind and there is no limit to its power in this field.
Paul Dirac.
The essence of mathematics is not to make simple things complicated, but to make complicated things simple.
S. Gudder
"I have not failed. I've just found 10,000 ways that won't work."
Thomas Edison
Our greatest weakness lies in giving up. The most certain way to succeed is always to try just one more time.
If I had an hour to solve a problem, I'd spend 55 minutes thinking about the problem and 5 minutes thinking about solutions.
Albert Einstein