You must be the change you wish to see in the world

"This is the day which the Lord hath made; we will rejoice and be glad in it."
— Psalm 118:24

Once when we were passing each other Swamiji planted himself in front of me and said "You should be happier." I replied "I'm sure you're right, Swamiji. Almost everyone—" Swamiji cut me off: "No! No! YOU should be happier!"