Heaven has given human beings three things to balance the odds of life: hope, sleep, and laughter.

The existence of the Bible is the greatest blessing which humanity ever experienced.

Science is organized knowledge. Wisdom is organized life.

The busier we are, the more acutely we feel that we live, the more conscious we are of life.

Philosophy stands in need of a science which shall determine the possibility, principles, and extent of human knowledge à priori.

Even philosophers will praise war as ennobling mankind, forgetting the Greek who said: 'War is bad in that it begets more evil than it kills.'

Reason in a creature is a faculty of widening the rules and purposes of the use of all its powers far beyond natural instinct; it acknowledges no limits to its projects. Reason itself does not work instinctively, but requires trial, practice, and instruction in order gradually to progress from one level of insight to another.