Both teachers and learners go to sleep at their post as soon as there is no enemy in the field.

Judgement is given to men that they may use it. Because it may be used erroneously, are men to be told that they ought not to use it at all?

Is there any moral enormity which might not be justified by imitation of such a Deity?

The successful conduct of an industrial enterprise requires two quite distinct qualifications: fidelity and zeal.

He who lets the world, or his own portion of it, choose his plan of life for him, has no need of any other faculty than the ape-like one of imitation. He who chooses his plan for himself, employs all his faculties. He must use observation to see, reasoning and judgment to foresee, activity to gather materials for decision, discrimination to decide, and when he has decided, firmness and self-control to hold to his deliberate decision.

Every great movement must experience three stages: ridicule, discussion, adoption.

Next to selfishness the principal cause which makes life unsatisfactory is want of mental cultivation.