CEDICT
to behave properly; to conduct oneself; to behave with integrity
Wiktionary
为人,指待人处事。
重編國語辭典
为人,待人处事
維基詞典
Nothing is as difficult as becoming a person.
Source: Tatoeba
I am really tired of living.
That runs against my principles.
classifiers: 個, 位
I get a kick out of life.