Nothing that is worth knowing can be taught. –Oscar Wilde, 1854-1900

Discovery consists of seeing what everybody has seen and thinking what nobody has thought. –Albert von Szent-Gyorgyi, 1893-1986

Seeking to know is only too often learning to doubt. –Antoinette du ligier de la Garde Deshoulieres, 1638-1694

Nothing is more dangerous than an idea, when it’s the only one we have. –Emile August Chartier, 1868-1951

Big ideas are so hard to recognize, so fragile, so easy to kill. –John Elliott Jr., 1937

Why should a man’s mind have been thrown into such close, sad, sensational, inexplicable relations with such a precarious object as his body? –Thomas Hardy, 1840-1928

An invasion of armies can be resisted, but not an idea whose time has come. –Victor Hugo, 1802-1885

We never do anything well till we cease to think about the manner of doing it. –William Hazlitt, 1788-1830

Wear your learning, like your watch, in a private pocket; and do not pull it out and strike it, merely to show that you have one. –Lord Philip Dormer Stanhope Chesterfield, 1694-1773

He who has begun has half done. Dare to be wise; begin! –Horace, 65-8 B.C.