Being spiritual is being happy?

I feel being spiritual with self-awareness gives immense happiness even if any thing in the world looks unhappy. I was enjoying reading some of the spiritual readings from Indian gurus. Being aware of Self is key and critial to be happy and peaceful.

Some of the key things to practice with various mechanisms is important to reach the ultimate goal or purpose the life!

"Self Awareness, Self Conciousness, Understanding - Who am (I), Get away from I (ego)..."
Some of the indian spiritual gurus known by books and readings:

Paramahamsa Yogananda, Ramana Maharshi,Osho Rajaneesh


Books

Autobiography of a Yogi