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All the effects of Nature are only the mathematical consequences of a small number of immutable laws.
领导力在于让他人因为你的存在而变得更好,并确保这种影响在你离开后依然持续。
我总是认为,如果我尽力了,结果自然会随之而来。
Every decision we make should reflect our commitment to a healthier planet.
No man should judge unless he asks himself in absolute honesty whether in a similar situation he might not have done the same.