“Our immediate interests are after all of but small moment. It is what we do for the future, what we add to the sum of man's knowledge, that counts most. As someone has said, 'The individual withers...”

“The valuable attributes of research men are conscious ignorance and active curiosity.”

“Necessity is not the mother of invention. Knowledge and experiment are its parents. It sometimes happens that successful search is made for unknown materials to fill well-recognized and predetermin...”

“For many have but one resource to sustain them in their misery, and that is to think, Circumstances have been against me, I was worthy to be something much better than I have been. I admit I have n...”

“People try to get off the hook by giving excuses. Actually the reason why they are doing that is to try and get rid of the guilt which invariably accompanies such acts. They are trying to lessen th...”

“The heart has its reasons but the mind makes the excuses.”

“Each day makes the difference !”

“Humility is the only defence against vanity”

“When we are no longer able to change a situation, we are challenged to change ourselves.”

“But one of the worst results of being a slave and being forced to do things is that when there is no one to force you any more you find you have almost lost the power of forcing yourself.”

“The road to success is always under construction”