我不知道未来会怎样，但我知道谁掌握着未来。
"I don't know what the future holds, but I know who holds the future."
永远保持好奇心。你停止学习的那一刻，就是你停止成长的那一刻。
Nothing exists except atoms and empty space； everything else is opinion.
To tax the larger incomes at a higher percentage than the smaller， is to lay a tax on industry and economy； to impose a penalty on people for having worked harder and saved more than their neighbors.