The truth is: the natural world is changing. And we are totally dependent on that world. It provides our food, water and air. It is the most precious thing we have and we need to defend it.
沉默并不总是同意，有时只是疲惫。
The aim of education should be to teach us rather how to think, than what to think—rather to improve our minds, so as to enable us to think for ourselves, than to load the memory with thoughts of other men.
Waste is a design flaw.
La vida es una serie de colisiones con el futuro; no es una suma de lo que hemos sido, sino de lo que anhelamos ser.