The hardest thing is to live richly in the present without letting it be tainted by the past or future.

在好处中要取大的，在害处中要取小的。在生活中会遇到好处，也会遇到坏处。对待好处，无疑应择其大者而取之，以获取最佳利益；对坏处，能避免则避免，不能避免则择其小者而取之，以最大限度地减少损失。

"Technology is nothing if it doesn't empower people."

在寡头政治中的国王的暴政对公共福祉的威胁不如在民主国家中公民的冷漠。

In the fight between you and the world, back the world.

If you want to be successful, you have to be willing to make sacrifices.

数学是给不同事物起相同名称的艺术。