Mathematics is the key to unlocking the secrets of the universe and understanding the fundamental laws that govern it.

Leadership in forestry means making tough decisions today for a better tomorrow.

最好的插画是那些为读者的想象力留出空间的。

光的理论实际上是弹性介质振动的理论。

The busy have no time for tears.

世界是由那些出现的人所掌控的。

最终，我们记住的不是敌人的话语，而是朋友的沉默。