Three great quotes and proverbs

1.Experience is the child of Thought,and Thought is the child of Action.We cannot learn men from books.-Benjamin Disraeli
2.This new attitude towards effort and work as an aim in itself may be assumed to be the most
important psychological change which has happened to man since the end of the Middle Ages----the development of frantic activity and a striving to do something.-Erich Fromm
3.One nail drives out another.-German proverb