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The world owes all its onward impulses to men ill at ease. The happy man inevitably confines himself within ancient limits.

The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.

對人驕傲無禮的人，不是有出息的人。驕傲，就是自滿；自滿，就是空虛。行事有了自滿與空虛，做事就會被限制。