The poet is a man who puts up a ladder to a star and climbs it while playing a violin.

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

The best ideas come from not knowing the answer.

The mind is not a vessel to be filled, but a fire to be kindled.

国际体系的无政府性质迫使各国将自身生存置于一切之上。