I'd never quite fit in

我从未很好地融入这复杂的世界

fit in有地方容纳； 有时间从事（某事）； 有时间接待（某人）； 相处融洽

例句：

She didn't fit in and she had few social graces.

她不适合这种场合，对社交礼仪所知甚少。

I think we can fit in an additional room.

我想我们可以再加建一间房子.

All of us couldn't fit in there.

那里挤不下我们所有的人.

I was searching for the truth

我一直在追寻真相

Search for搜索，搜寻； 访求； 追索；

例句：

They drew a blank in their search for the driver.

他们四处寻找那个司机，但一无所获。

His confronting me forced me to search for the answers.

他对我的当面质询迫使我思索如何作答。

Her search for love has often caused her excruciating misery and loneliness.

她对爱情的寻觅常常给她带来极大的痛苦和孤独感。

Oh, I'm tired of waking up alone

哦，我已经厌倦孤身一人醒来

tired of 厌烦；

例句：

Businessmen are tired of politicians talking the economy down.

商人厌烦政客们贬低经济的重要性.

The Beatles—I never get tired of listening to them.

甲壳虫乐队——我是百听不厌.

I am sick and tired of hearing all these people moaning.

我厌倦了听这些人大发牢骚。