穷人常常被迫做出没有人应该做出的选择。
The past is always tense, the future perfect.
我曾经是贫穷的白人垃圾,没有闪光,没有魅力。但我有一个梦想,我实现了它。
A legal system is a system of rules which are valid according to the system's own criteria of validity.
Psychology must avoid all forms of mentalism.