【释义】衣服破了不及时修补，破洞就会越来越大；房屋漏雨不及时堵塞，漏水就会越来越严重。

The beauty of mathematics lies in its ability to reveal the hidden structures of reality.

I have to be alone very often. I'd be quite happy if I spent from Saturday night until Monday morning alone in my apartment. That's how I refuel.

历史首先是那个遗产的创造和记录；进步是其日益增长的丰富性、保存、传递和使用。