"No human investigation can be called real..." - Quote by Leonardo Da Vinci

“Just as courage imperils life, fear protects it.”

“The water which rises in the mountains is the blood which keeps the mountain in life.”

“Though I may not . . . be able to quote other authors, I shall rely on that which is much greater and more worthy - on experience.”

“The whole of science is nothing more than a refinement of everyday thinking.”

“Without religion, also there is a way, it could be this way, through education, through scientific findings, then you get conviction. Not necessarily really love other, but for their own interest they are showing love, compassion to other like that.”

“If the black box flight recorder is never damaged during a plane crash, why isn’t the whole airplane made out of that stuff?”

“The advance and perfecting of mathematics are closely joined to the prosperity of the nation.”

“The creative principle [of science] resides in mathematics.”

“As you are entered with the class of Nat. philosophy, give to it the hours of lecture, but devote all your other time to Mathematics, avoiding company as the bane of all progress.”