Wisdom too often never comes, and so one ought not to reject it merely because it comes late.

Preconceived notions are the locks on the door to wisdom.

It is costly wisdom that is bought by experience.

We have heeded no wisdom offering guidance.

To think the world therefore a general Bedlam, or place of madmen, and oneself a physician, is the most necessary point of present wisdom: an important imagination, and the way to happiness.