Force and fraud are in war the two cardinal virtues.
做出伟大工作的唯一方法是热爱你所做的事情。
地理带的研究揭示了自然界的统一性,尽管它表面上看起来多样。
可持续性不是选择,而是必然。
Pride relates more to our opinion of ourselves, vanity to what we would have others think of us.