The greatest danger in life is not to take the adventure.
The mind, both in so far as it understands, and in so far as it imagines, is passive.
出自汉·桓宽《盐铁论·险固》。这句话以“地利”与“人和”、“武力”与“文德”的对比,阐明了实行仁政对于治国安邦的重要性。