Truth is the daughter of time, not of authority.
Age appears to be best in four things: old wood best to burn, old wine to drink, old friends to trust, and old authors to read.
Some books are to be tasted, others to be swallowed, and some few to be chewed and digested: that is, some books are to be read only in parts; others to be read, but not curiously; and some few to be read wholly, and with diligence and attention.
The most dangerous worldview is the worldview of those who have not viewed the world.
He who knows only his own side of the case, knows little of that.
In the beginner's mind there are many possibilities, in the expert's there are few.