Caution-Rashness

When a man feels the difficulty of doing, can he be other than cautious and slow in speaking ? (Confucius)

A dram of discretion is worth a pound of wisdom. (German Proverb)

Folly often goes beyond her bonds, but impudence knows none. (Ben Jonson)

The better part of valour is discretion. (Shakespeare)

Prudence is sometimes stretched too far, until it blocks the road of progress. (Tehyi Hsieh)

Rashness succeeds often, still more often fails. (Napoleon I)