Le génie est comme l'or: il faut le faire sortir de la mine.

The principles of conditioning apply equally to all species.

There is an awful lot you can tell about a person by their shoes. Where they're going. Where they've been.

The true cost of overfishing is measured in empty nets and broken communities.

任何地方的不公正都是对所有地方公正的威胁。

必须仔细考虑基因改造的伦理影响。

Every day is a new beginning.