Drinking was his ruin.

His actions damned him.

Many animals have been destroyed by men.

Government of the people, by the people, for the people, shall not perish from the earth.

Man may well, in his attempt to be too ambitious, destroy himself.

Give a thief enough rope and he'll hang himself.

Curiosity killed the cat.

We think nuclear weapons will destroy our earth.

The weak-willed are prone to go to the dogs; the strong-willed turn failure into success.

Gambling brought about his ruin.

Tom was ruined by his gambling addiction.

If you´re constantly trying to one-up others, you´ll only end up harming yourself.