The "ego" like its correlative "non-ego", is the product of the body, mind etc. The only proof of the existence of the real Self is realisation.

Good works are continually being undone by the tons of hatred and anger which are being poured out on the world.

God is cruel and not cruel. He is all being and not being at the same time. Hence He is all contradictions. Nature also is nothing but a mass of contradictions.

If you intend to study the mind, you must have systematic training; you must practice to bring the mind under your control, to attain to that consciousness from which you will be able to study the mind and remain unmoved by any of its wild gyrations. Otherwise the facts observed will not be reliable; they will not apply to all people and therefore will not be truly facts or data at all.

The secret of karma yoga which is to perform actions without any fruitive desires is taught by Lord Krishna in the Bhagavad-Gita.

Body is the name of a stream of matter continuously changing.

Have faith in man, whether he appears to you to be a very learned one or a most ignorant one. Have faith in man, whether he appears to be an angel or the very devil himself. Have faith in man first, and then having faith in him, believe that if there are defects in him, if he makes mistakes, if he embraces the crudest and the vilest doctrines, believe that it is not from his real nature that they come, but from the want of higher ideals.