Be kind whenever possible. It is always possible.
If you think you can do it, you can.
Without hard work, nothing grows but weeds.
After a storm comes a calm.
Begin to be now what you will be hereafter.
Go for it now. The future is promised to no one.
Problems are not stop signs, they are guidelines.
If you've got a talent, protect it.
Expect problems and eat them for breakfast.
Know or listen to those who know.
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.