The Aryan is one who is not tempted into doing wrong things or nor is scared away from doing the right thing. The most nobleist people do things because it's right, not because we take them to heaven. If that also does not motivate you, who knows if there is heaven or not, who cares?
Swami Sarvapriyananda teaches Chapter 2 (Verse 1-10) of the Bhagavad Gita. This series of talks unfolds the highest truths of Vedanta through the study of "The Song of God".