मित्रेण कलहं कृत्वा न कदापि सुखी जनः । इति ज्ञात्वा प्रयासेन तदेव परिवर्जयेत्।।
One never becomes happy by fighting with a friend. Knowing this, a person should try to avoid it (discord), that is, he should give up the tendency to quarrel.