It is said that the heart is in the microcosm just as the orb of the sun in the macrocosm. The mind in Sahasrara is like the disc of the moon.
Ramana MaharshiThe deeply learned ones know the mind as the directly expressed meaning of the supreme knowledge. The heart is the meaning aimed at. The Supreme is none other than the heart.
Ramana MaharshiThe enemy hates the ego, which the seeker wants to kill; thus, like the anvil to the goldsmith, he is actually a friend.
Ramana Maharshi