BG 15.15: I am seated in everyoneâs heart, and from Me come remembrance, knowledge and forgetfulness. By all the Vedas, I am to be known. Indeed, I am the compiler of VedÄnta, and I am the knower of the Vedas.
All purposes served by a small well can at once be served by a great reservoir of water. Similarly, all the purposes of the Vedas can be served to one who knows the purpose behind them. Contents of the Gita Summarized