真相并不总是最容易相信的事情。
数学不是沿着一条清理干净的高速公路小心翼翼地行进,而是一次进入陌生荒野的旅程,探险者常常会迷路。
A person may cause evil to others not only by his actions but by his inaction, and in either case, he is justly accountable to them for the injury.
预测未来的最好方法是塑造它。