Knowledge is limited.

Never regard study as a duty, but as the enviable opportunity to learn

Try not to become a man of success, but a man of value. Look around at how people want to get more out of life than they put in. A man of value will give more than he receives. Be creative, but make sure that what you create is not a curse for mankind.

The heart says yes, but the mind says no.

We believe that an informed citizenry will act for life and not for death.

When forced to summarize the general theory of relativity in one sentence: Time and space and gravitation have no separate existence from matter.

In the teaching of geography and history a sympathetic understanding (should) be fostered for the characteristics of the different peoples of the world, especially for those who we are in the habit of describing as "primitive.