"Judgement can be acquired only by acute observation, by actual experience in the school of life, by ceaseless alertness to learn from others, by study of the activities of men who have made notable marks, by striving to analyse the everyday play of causes and effects, by constant study of human nature"

"Call the roll in your memory of conspicuously successful giants and you will be struck by the fact that almost every one of them encountered inordinate difficulties sufficient to crush all but the gamest of spirits. Edison went hungry many times before he became famous."