Difference of ability is the difference of effort spent
Difference of result is the difference of sense of responsibility
Difference of personality is the difference of hardship
Difference of judgment is the difference of information
Seriousness gives wisdom
Lackadaisical attitude results in grumbling
Irresponsible person always is full of excuse
Being serious, will succeed in most of the cases
Being serious, anything is enjoyable
Being serious, everybody would give you a hand