You must know for yourself, directly, the truth of yourself and you cannot realize it through another, however great. There is no authority that can reveal it.
A philosophy can and must be worked out with the greatest rigour and discipline in the details, but can ultimately be founded on nothing but faith: and this is the reason, I suspect, why the novelties in philosophy are only in elaboration, and never in fundamentals.
I don't believe there's anything in life you can't go back and fix. The ancient Vedas - the oldest Hindu philosophy - and modern science agree that time is an illusion. If that's true, there's no such thing as a past or a future - it's all one huge now. So what you fix now affects the past and the future.
The civility of no race can be perfect whilst another race is degraded. It is a doctrine alike of the oldest and of the newest philosophy, that man is one, and that you cannot injure any member, without a sympathetic injury to all the members