We don't inherit the earth from our ancestors; we borrow it from our children—this is especially true in forestry.

A company’s true value is measured by its impact on people and the planet.

The reaction of weak management to weak operations is often weak accounting.

Old paint on canvas, as it ages, sometimes becomes transparent. When that happens it is possible, in some pictures, to see the original lines: a tree will show through a woman's dress, a child makes way for a dog, a large boat is no longer on an open sea. That is called pentimento because the painter 'repented,' changed his mind. Perhaps it would be as well to say that the old conception, replaced by a later choice, is a way of seeing and then seeing again.

做出伟大工作的唯一方法是热爱你所做的事情。