We must learn to feel pleasure in life.

我们要学会在生活中感受乐趣。

Allow yourself to feel pleasure.

允许自己感到快乐。

Psychopathic sexual sadists feel pleasure from sexual torture and murder.

心理变态的性施虐狂从性虐待和谋杀中获得快感。

They're more likely to say they feel pleasure when they learn new information or an itch to solve a puzzle.

他们更可能会因为获得新的信息，或渴望解开一个谜题而感到开心。