The past is never dead. It's not even past.

The truth about the world, he said, is that anything is possible. Had you not seen it all from birth and thereby bled it of its strangeness it would appear to you for what it is, a hat trick in a medicine show, a fevered dream, a trance bepopulate with chimeras having neither analogue nor precedent, an itinerant carnival, a migratory tentshow whose ultimate destination after many a pitch in many a mudded field is unspeakable and calamitous beyond reckoning.

Safety must always be the top priority in mining operations.

The mathematics of the universe is written in the language of geometry.

如果你试图取得成就，就会遇到障碍。我遇到过；每个人都遇到过。但障碍不一定会阻止你。如果你遇到一堵墙，不要转身放弃。想办法爬过去，穿过它，或者绕过它。