生活中唯一的限制是你自己设定的。
向高处挣扎本身足以填满一个人的心灵。人们必须想象西西弗斯是幸福的。
There can be no permanent progress in the battle against hunger until the agencies that fight for increased food production and those that fight for population control unite in a common effort.
The only thing that can make you a champion is your focus.
The study of psychology is the study of life in action.