Translation of "Pointless" in Japanese

I was disgusted with his pointless talk.

彼の要領を得ない話しにうんざりした。

Life without love is just totally pointless.

愛のない人生など全く無意味だ。

As pointless as it may have seemed at the time,

その時 私の周りの人達には

- It's no use arguing with him.
- It's pointless arguing with him.

彼と論議しても無駄だ。

Sticking labels on everything just makes the whole labelling thing feel pointless now.

付箋貼りすぎてもはや付箋の意味ない気がしてきた。

- Life without love is just totally pointless.
- Life without love has no meaning at all.

愛のない人生など全く無意味だ。

People are people, you are you, so to compare people to one another is pointless.

人は人、自分は自分だから、比べた時点で負けている。

If you continue with the pointless arguments here...it'll end up as a repeat of yesterday.

ここで意味のない押し問答を続けては・・・昨日の繰り返しですわね。

- It's no use arguing with him.
- It's pointless arguing with him.
- It is no use arguing with him.

- 彼と論議しても無駄だ。
- 彼と議論しても無駄だ。

- It's no use arguing with him.
- It is no use trying to argue with him.
- It's pointless arguing with him.
- It is no use arguing with him.

彼と言い争っても無駄だ。