The image of a constant human nature independent of time, place, and circumstance, of studies and professions, transient fashions and temporary opinions, may be an illusion.
认为人性独立于时间、地点和环境，独立于研究和职业，独立于转瞬即逝的时尚和暂时的观点，这种想法可能是一种幻觉。
预测未来的最好方式就是创造未来。
"Writing is an act of faith, not a trick of grammar."
确保和平的唯一方式是为战争做好准备。
唯一的旅程是内心的旅程。
The only thing I can rely on is my own perception and that is always changing.