Action Periods of tranquillity are seldom prolific of creative achievement. Mankind has to be stirred up. Periods of tranquillity are seldom prolific of creative achievement. Mankind has to be stirred up. YOU MAY ALSO LIKE »Simple solutions seldom are. It takes a very unusual mind to undertake analysis of the obvious.What is morality in any given time or place? It is what the majority then and there happen to like, and immorality is what they dislike.Common sense is genius in homespun.Without adventure civilization is in full decay.All such action would cease if those powerful elemental forces were to cease stirring within us.It is vain to say human beings ought to be satisfied with tranquillity: they must have action; and they will make it if they cannot find it.