"Instruction does not prevent wasted time or mistakes; and mistakes themselves are often the best teachers of all"

"A leader is best when people barely know he exists, when his work is done, his aim fulfilled, they will say: we did it ourselves"

"Do what you do best, and you will succeed"

"Youth is the best time to be rich, and the best time to be poor"

"The best mirror is an old friend"

"The best preparation for good work tomorrow is to do good work today"

"Don't lower your expectations to meet your performance. Raise your level of performance to meet your expectations. Expect the best of yourself, and then do what is necessary to make it a reality"

"The man who makes everything that leads to happiness depends upon himself, and not upon other men, has adopted the very best plan for living happily. This is the man of moderation, the man of manly character and of wisdom"

"To be the best, you need the best"

"A teacher who is not dogmatic is simply a teacher who is not teaching"

"My best friend is the man who in wishing me well wishes it for my sake"