Don’t be afraid to fail, be afraid not to try.
The art of education must be to bring the child to the point where he can educate himself.
Technology is the answer, but what was the question?
Physics is not just about finding answers, it's about asking the right questions.
In a state, the liberty of one citizen is a menace to the others.
The most difficult thing is the decision to act, the rest is merely tenacity.
