10 important words in life

The most selfish 1 letter word - I - avoid it. 
The most satisfying 2 letter word - We - use it. 
The most poisonous 3 letter word - Ego - kill it. 
The most used 4 letter word - Love - value it. 
The most pleasing 5 letter word - Smile - keep it. 
The fastest spreading 6 letter word - Rumor - ignore it. 
The hardest working 7 letter word - Success - achieve it. 
The most enviable 8 letter word - Jealousy - distance it. 
The most powerful 9 letter word - Knowledge - acquire it. 
The most essential 10 letter word - Confidence - trust it.