If you're going through hell, keep going.
Only the educated are free.
Be kind whenever possible. It is always possible.
To know oneself, one should assert oneself.
The dog that trots about finds a bone.
Be gentle to all and stern with yourself.
If you can dream it, you can do it.
Do not weep do not wax indignant. Understand.
The most effective way to do it, is to do it.
Without hard work, nothing grows but weeds.
The best way to have a good idea is to have a lot of ideas.
Satisfaction of one's curiosity is one of the greatest sources of happiness in life.
Facts are the air of scientists. Without them you can never fly.