I know from personal experience how damaging it can be to live with bitterness and unforgiveness. I like to say it's like taking poison and hoping your enemy will die. And it really is that harmful to us to live this way.

There are three methods to gaining wisdom. The first is reflection which is the highest. The second is limitation which is the easiest. The third is experience which is the bitterest.

By three methods we may learn wisdom: First by reflection which is noblest Second by imitation which is easiest and third by experience which is the bitterest.

Bitter experience has taught us how fundamental our values are and how great the mission they represent.

In every case the environmental hazards were made known only by independent scientists who were often bitterly opposed by the corporations responsible for the hazards.

The roots of education are bitter but the fruit is sweet.

Death is less bitter punishment than death's delay.

'I Know You Care' is about my dad. And I haven't seen him for a long long time. And my parents divorced when I was really young. And I guess I just wanted a - it was my way of saying that I wasn't bitter or angry anymore. I was just sad and just felt like something was missing.

I don't want to clip on the armour every morning. I've seen some politicians do this and they get a bit mangled and bitter. I just refuse to do that. I refuse to be angry or bitter or complain and I remain open. I may sometimes be a bit too open but I'm not going to change that one bit.

Forgiving does not erase the bitter past. A healed memory is not a deleted memory. Instead forgiving what we cannot forget creates a new way to remember. We change the memory of our past into a hope for our future.