汚い行為の報いは必ず自分に返ってくる。

tbd

What goes around comes around.

私達の平和で幸せに満ちた日々を、一瞬で奪い去るこのテロリズムという行為は、まさに全人類にとっての敵と言えるでしょう。

tbd

The act known as terrorism, that rips away from us in an instant our peaceful days of happiness, is certainly worthy of being called an enemy to all mankind.

愚かな行為をしたのかもしれないと思い始めた。

tbd

I started to think I had behaved foolishly.

I started to think I'd behaved foolishly.

満ち潮で水没する砂浜でキャンプを張るのは、実に愚かな行為です。

tbd

Pitching camp on sand banks that go under at high tide is a truly stupid thing to do.

勇敢な人々の英雄的行為を読んで、尊敬と賞賛の気持ちを抱かない人があろうか。

tbd

Who can read the heroic deeds of brave men without a feeling of respect and admiration?

盲人に手を貸すのは親切な行為だ。

tbd

Helping a blind man is an act of kindness.

僕の行為で彼は機嫌を損じた。

我的行为让他心情不好了。

My behavior put him out of humor.

母親は子供の行為に対して責任がある。

tbd

A mother is responsible for the conduct of her children.

捕虜を虐殺したのは残忍な行為だ。

tbd

The slaughter of the prisoners was a barbarous act.

被告人は自分の行為を正当化しようと努めた。

tbd

The accused tried to justify his actions.