Locke, John

"Passion unguided is a wild beast."

"The measure of friendship is not the exchange of favors but the exchange of thoughts."

"Gratitude is a sign of a noble soul."

"Want of respect is want of all social virtue."

"He who has ears to hear, let him hear what the spirit of truth says."

"The true end of education is not to make the young learned but virtuous."

"Nature itself teaches that to offend against nature is to offend against the law of nature."

"A man loses nothing by being a little better than his neighbors."

"The prejudices of men are formed from the example of their parents."

"Tis necessary therefore, that the supreme power be limited."

"The end of government is the good of mankind."

"Revenge is an act of passion; vengeance of justice."

"All mankind being equal, no one ought to harm another."

"The great art of life is not to feel our pains, but to feel the joy within."

"Parents are the first teachers of virtue."

"To know oneself is the first goal of wisdom."

"Solitude is the natural state for meditation."

"Beauty is but the shadow of divine truth."

"The art of writing is the art of discovering what you believe."

"A man is as old as he feels."

"The very essence of freedom is that one man may believe what another disbelieves."

"To require agreement on all points is to require uniformity where diversity should reign."

"The mind must be free to think clearly about its own nature."

"Little and often is the way to great learning."

"No man is an island; every man is a piece of the continent."

"Adventure is the beginning of all great things."

"Imagination is the source of all human progress."

"The greatest achievement is not in being remembered, but in remembering what matters."

"History teaches us what we must do to avoid repeating the errors of the past."

"The sciences are founded upon observation and experience."