The quest for certainty blocks the search for meaning. Uncertainty is the very condition to impel man to unfold his powers.
我们每天支配的时间是有弹性的；我们感受到的激情会扩展它，我们激发的激情会收缩它；而习惯会填补剩下的部分。
Never underestimate the power of observation—sometimes the smallest detail leads to the biggest discovery.
对我们未来最大的威胁是冷漠。