In Aristotelian terms, the good leader must have ethos, pathos and logos. The ethos is his moral character, the source of his ability to persuade. The pathos is his ability to touch feelings to move people emotionally. The logos is his ability to give solid reasons for an action, to move people intellectually.

All genuine learning is active, not passive. It involves the use of the mind, not just the memory. It is a process of discovery, in which the student is the main agent, not the teacher.

The tragedy of being both rational and animal seems to consist in having to choose between duty and desire rather than in making any particular choice

Only hidden and undetected oratory is really insidious. What reaches the heart without going through the mind is likely to bounce back and put the mind out of business.

Theories of love are found in the works of scientists, philosophers, and theologians.

We acknowledge but one motive - to follow the truth as we know it, whithersoever it may lead us; but in our heart of hearts we are well assured that the truth which has made us free, will in the end make us glad also.

The dictionary also invites a playful reading. It challenges anyone to sit down with it in an idle moment. There are worse ways to kill time.