Unhappily,sometimes things do not pan out.

VOA: special.2010.04.25

Sometimes things go awry and what happens is a phrase that's not currently used in psychology but was popular during Freud's time: hysteria.

当防卫机制不起作用时,就会造成一种病症,其名称在如今的心理学领域已经不常用到,但在弗洛伊德的时代,这是个非常流行的名称：,这就是癔症。

耶鲁公开课 - 心理学导论课程节选

You want to use "it's like" sometimes to compare things that are not similar and sometimes to compare things that are similar.

你可以用这个句型来比较相似或者完全不同的东西。

It's like 课堂 - SpeakingMax英语口语达人

But the creative process takes time and sometimes things take longer than expected.

FORBES: Kickstarter: Dream Maker Or Promise Breaker?

The country's finance minister, Wolfgang Schaeuble, told the Court that sometimes things needed to be decided fast and in secret.

BBC: Constitutional issues could stop Merkel buckling

Sometimes things get printed by some person in some journal, and then they begin to take on a life of their own.

CENTERFORSECURITYPOLICY: Center For Security Policy