The dog that trots about finds a bone.
Be kind whenever possible. It is always possible.
If you've got a talent, protect it.
Either you run the day or the day runs you.
Things do not happen. Things are made to happen.
The most effective way to do it, is to do it.
Be gentle to all and stern with yourself.
Problems are not stop signs, they are guidelines.
What you do today can improve all your tomorrows.
It's always too early to quit.
The scientist is motivated primarily by curiosity and a desire for truth.
Science, almost from its beginnings, has been truly international in character. National prejudices disappear completely in the scientist's search for truth.