"The shortest and surest way of arriving at real knowledge is to unlearn the lessons we have been taught, to mount the first principles, and take nobody's word about them."

"I believe that the testing of the student's achievements in order to see if he meets some criterion held by the teacher, is directly contrary to the implications of therapy for significant learning."

"They (who) seek to establish systems of government based on the regimentation of all human beings by a handful of individual rulers. . . call this a new order. It is not new and it is not order."

"The test of our progress is not whether we add to the abundance of those who have much. It is whether we provide enough to those who have little."

"It has been said, 'time heals all wounds.' I do not agree. The wounds remain. In time, the mind, (protecting its sanity), covers them with scar tissue and the pain lessens. But, it is never gone."

"Conservation is humanity caring for the future."

"Go to the ant, thou sluggard, learn to live, and by her busy ways, reform thine own."

"I am a man of principle, and one of my basic principles is flexibility."

"The arts must be considered an essential element of education... They are tools for living life reflectively, joyfully and with the ability to shape the future."

"It may be true that the law cannot make a man love me, but it can stop him from lynching me, and I think that's pretty important."

"Better by far you should forget and smile than you should remember and be sad."

"O that a man might know the end of this day's business ere it come!"