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除了在自私起作用的地方，人性更傾向于愛而不是恨，這是人性的優點。

在采礦業的成功不僅僅在于資源的開采，還在于負責任地創造價值。

The greatest risk in farming is standing still while the world changes around us.

Enjoyment appears at the boundary between boredom and anxiety, when the challenges are just balanced with the person’s capacity to act.

Courtesy costs nothing. Lower the toilet seat after use. Let the people in the elevator exit before you enter. Return shopping carts to their designated areas. When you borrow something， return it better shape (filled up， cleaned) than when you got it.