唯一的失败就是不去尝试。
It must be remembered that while sympathy with joy intensifies the sum of joy in the world., sympathy with pain does not really diminish the amount of pain. It may make man better able to endure evil, but the evil remains.
如果明智地使用，技术可以成为可持续森林管理的最大盟友。
过去总是存在，只是有时比其他时候更明显。
Life is too short to waste time hating anyone.