It is commonly said by farmers, that a good pear or apple costs no more time or pains to rear, than a poor one; so I would have no work of art, no speech, or action, or thought, or friend, but the best.
Imagination is my best friend.
A disciplined conscience is a man's best friend. It may not be his most amiable, but it is his most faithful monitor.
If your best friend has stolen your girlfriend, it does become life and death.