You never know anyone until you marry them.

To tell the people in the West not to use their cars means that these people may never see another soul for weeks and weeks nor have a way of getting a sick person to a doctor.

The greatest gift you can give a child is an imagination.

To be a citizen in a democracy, a human being must be given a healthy start.

Ambition is pitiless. Any merit that it cannot use it finds despicable.

The most unhappy people in the world are those who face the days without knowing what to do with their time. But if you have more projects than you have time for, you are not going to be an unhappy person. This is as much a question of having imagination and curiosity as it is of actually making plans.

It's your life - but only if you make it so. The standards by which you live must be your own standards, your own values, your own convictions in regard to what is right and wrong, what is true and false, what is important and what is trivial. When you adopt the standards and the values of someone else . . . you surrender your own integrity. You become, to the extent of your surrender, less of a human being.