人生は、一度きりの旅だ。
The future of transportation is electric.
I'm the only person I know that's lost a quarter of a billion dollars in one year...It's very character-building.
When public speaking， pause frequently. Pause before you say something in a new way， pause after you have said something you believe is important， and pause as a relief to let listeners absorb details.
A mathematical proof is a poem written in the language of logic.