It is wrong to have no regard for the opinions and demands of the masses.

漠视群众的意见和要求是错误的。

You have no regard for my feelings!

你没有考虑到我的感情！

You may encounter people who have no regard for etiquette.

你也许遇上不顾礼仪的人。

You have no regard for the working poor and the environment!

你们对穷苦的劳动人民和环境漠不关心！

Life is just too short to spend your energy on people who have no regard for you.

生活如此短暂，我们不应该把精力浪费在不尊重你的人的身上。