Cynicism is the belief that people always act selfishly.
I found Ben's cynicism wearing at times.
我觉得本的人皆自私论有时让人烦。
Cynicism about something is the belief that it cannot be successful or that the people involved are not honourable.
In an era of growing cynicism about politicians, Mr Mandela is a model of dignity and integrity.
在一个对政治家越来越不信任的时代,曼德拉先生是高尚和正直的典范。