The dog that trots about finds a bone.
Never complain and never explain.
By failing to prepare, you are preparing to fail.
To know oneself, one should assert oneself.
Wherever you are - be all there.
If you think you can do it, you can.
The wise does at once what the fool does at last.
Do not weep do not wax indignant. Understand.
Only the educated are free.
Always desire to learn something useful.
Nuclear arms and atomic power represent a technology in which coexistence with man is extremely difficult.