make a better door than a window

an ounce of prevention is better than a pound of cure

Precaution and prevention of an undesirable thing is preferable to dealing with its potential consequences.

bang down the door

To present oneself as a strong candidate for a role or achievement, explicitly or implicitly.

better angels

Morally upright or otherwise positive attributes of human character.

better for it

In a more favorable position on the whole due to something, despite possible drawbacks.

better luck next time

Used to wish somebody hope in future success after a failure.

better nature

the more amiable qualities of someone

better place

Heaven; happiness after death.

better than sex

Superlative; wonderful.