The path to discovery is rarely a straight line.

We will cease to be so angry once we cease to be so hopeful.

I'm not a past, I'm a future.

One way of looking at speech is to say that it is a constant stratagem to cover nakedness.

The more we learn of the true nature of non-human animals, especially those with complex brains and corresponding complex social behaviour, the more ethical concerns are raised regarding their use in the service of man—whether this be in entertainment, as ‘pets,’ for food, in research laboratories or any of the other uses to which we subject them.

过度捕捞只会让海洋变成荒漠，我们必须学会节制。