Few men think; yet all have opinions. - George Berkeley

For no one's authority ought to rank so high as to set a value on his words and terms even though nothing clear and determinate lies behind them.

In the pursuit of truth we must beware of being misled by terms which we do not rightly understand. That is the chief point. Almost all philosophers utter the caution; few observe it.

Westward the course of empire takes its way; The four first acts already past, A fifth shall close the drama with the day: Time's noblest offspring is the last.