你无法回到过去改变开头，但你可以从现在开始改变结局。

The challenge is to make the ordinary extraordinary.

生命中最美的事物是免费的。

追求数学知识是一段永无止境的旅程，充满了无尽的好奇和惊奇。

The best way to predict the future is to create it.

Diplomacy is about building bridges between different countries and cultures, promoting mutual understanding and cooperation.