The only real mistake is the one from which we learn nothing.

The health of our oceans reflects the health of our planet. We must act now to protect both.

语言中最具破坏性的一句话是：“我们一直都是这样做的。”

通过观察你的敌人恐吓你的手段，你可以发现他们最害怕什么。

"The true measure of progress is not in the accumulation of knowledge, but in its application for the betterment of humanity."