不要害怕在职业生涯中冒险。
The forest doesn't need us, but we need the forest—this truth should guide every decision we make in forestry.
确保和平的最佳方式是强大到足以威慑潜在的侵略者。
忧虑是一种积极的心理活动,可以开阔人的思路。如果能正确引导这一情绪,你就可以洞察任何形势下的负面风险,并采取行动规避这些风险。
He is richest who is content with the least,for content is the wealth of nature.