“One man has enthusiasm for 30 minutes, another for 30 days, but it is the man who has it for 30 years who makes a success out of his life.
“The higher the pay in enjoyment the worker gets out of it, the higher shall be his pay in cash, also.
“Unquestionably, it is possible to do without happiness; it is done involuntarily by nineteen-twentieths of mankind
“In everyone's life, at some time, our inner fire goes out. It is then burst into flame by an encounter with another human being. We should all be thankful for those people who rekindle the inner spirit
“Nobody grows old merely by living a number of years. We grow old by deserting our ideals. Years may wrinkle the skin, but to give up enthusiasm wrinkles the soul