The true measure of our success is how we improve global health outcomes.

The most important questions of life are, for the most part, really only problems of probability.

计算机非常快、准确且愚蠢。人类非常慢、不准确且聪明。他们在一起的力量超乎想象。

The greatest happiness of the thinking man is to have fathomed the fathomable, and to quietly revere the unfathomable.

我想把美国从恐惧中解放出来。我希望人们害怕真正可怕的事情，比如战争和饥荒，而不是因为邻居有不同宗教信仰就害怕他。

Safety must always be the top priority in mining operations.

"Do not wait for leaders; do it alone, person to person."

我不是时尚达人，我就是时尚。