Socrates explained that the swan was singing because it was happy.

VOA: special.2010.04.11

that domestically, it would create happy families because married couples could enjoy sex without fears of unwanted pregnancy;

VOA: standard.2010.05.12

I will stay at it for 20 years. I am very happy about that."

VOA: standard.2010.04.06

"If we can bring some smile on people's faces - even if we don't do it exactly like it was done before - if they like it, that makes us happy."

VOA: standard.2010.05.28

Then the little ones go under the blow dryer. "They are so happy once they're de-oiled and it actually makes you feel pretty good that this part of the operation is being done to save these animals."

VOA: standard.2010.06.08