Strange As It May Sound, The Power

The History Of The Development Of Mechanics Is Quite Indispensable To A Full Comprehension Of The Science In Its Present Condition. It Also Affords A Simple And Instructive Example Or The Processes By Which Natural Science Generally Is Developed.

Science Itself, Therefore, May Be Regarded As A Minimal Problem, Consisting Of The Completest Possible Presentment Of Facts With The Least Possible Expenditure Of Thought.

Everyone Is Free To Set Up An Opinion And To Adduce Proofs In Support Of It. Whether, Though, A Scientist Shall Find It Worth His While To Enter Into Serious Investigations Of Opinions So Advanced Is A Question Which His Reason And Instinct Alone Can Decide. If These Things, In The End, Should Turn Out To Be True, I Shall Not Be Ashamed Of Being The Last To Believe Them.

The Ego Is As Little Absolutely Permanent As Are Bodies.

Thought Experiment Is In Any Case A Necessary Precondition For Physical Experiment. Every Experimenter And Inventor Must Have The Planned Arrangement In His Head Before Translating It Into Fact.