Ambition leads me not only farther than any other man has been before me, but as far as I think it possible for man to go.
如果你还在想着昨天,你就不会有更好的明天。
林业创新不是要取代自然,而是加强我们与自然的伙伴关系。
社交场中的闲逸令人厌恶的,因为它是被迫的;孤独生活中的闲逸是愉快的,因为它是自由的、出于自愿的。