It takes a lot of energy to be negative. You have to work at it. But smiling is painless. I'd rather spend my energy smiling.

It takes a lot of energy to teach.

Circulating through the children's ward and seeing terminally ill kids, heads shaved, smiling and having a ball despite the tubes and needles sticking into them, I thought: What do I have to worry about? If God takes me, at least I've lived for 35 years.

The greatest weariness comes from work not done.

Keep smiling - it takes 10 years off!

People spend time worrying about things they think they have to have and lose perception of what they do have. You can have all the money and material things you want. If you aren't here to enjoy them, what good do they do?