If you want to be enthusiastic, act enthusiastic.
Confusion is the main cause of worry
Criticisms are like homing pigeons. They always return home.
Each nation feels superior to other nations. That breeds patriotism - and wars.
Unjust criticism is usually disguised compliment. It often means that you have aroused jealously and envy. Remember that no one ever kicks a dead log.
When fate hands you a lemon, make lemonade.