“Conviction is a good motive, but a bad judge.”

“It is my conviction that killing under the cloak of war is nothing but an act of murder.”

“When a man is sufficiently motivated, discipline will take care of itself.”

“Hope that justice will be done to those brave men who stood up for their convictions.”

“I maintain that the cosmic religious feeling is the strongest and noblest motive for scientific research.”

“It is the duty of every citizen according to his best capacities to give validity to his convictions in political affairs.”

“A conviction akin to religious feeling of the rationality or intelligibility of the world lies behind all scientific work of a high order.”