Hindu thought also exerted a great influence on ancient Greek thought as M.E. Pococke shows in his India in Greece. It is believed that Pythagoras vi… - Ram Swarup

For example, Apollonius of Tyna, the great sage of the Greek world who is reputed to have come to India to meet its sages, is mentioned just to be told that his biography by Philostratus is "legendry". There is nothing improbable in a saint of the Greek world visiting India, but even if the biography is legendry, it is known to have been written by 220 AD, and even as a legend it is a good witness and tells us where India stood in the estimation of Greek sages and philosophers of an early date. It tells us that the Pythagoreans of Greece and the Naked Philosophers of Egypt had derived their doctrines from the "Wise men of India".

What Hindu India needs is not new a doctrine of religious harmony but to find out how to face the threat of intolerant religions. Blavatsky and Vivekananda were serious proponents of the doctrine of the harmony of religions but it did not prevent them from exploring the souls of intolerant religions and opposing them... But all such passages are being expunged... from his works by his followers, probably to make them conform to the new religion they have floated in his and Ramakrishna's name....

Hinduism is like a great reservoir of water from which many streams take their rise and to which they again repair after passing through many strange and fair lands. It is a great, creative matrix giving birth to many beautiful and living forms. Itself a historical, it has given birth to many sects and branches with interesting, chequered histories. Paying sole allegiance to the Guide within seated in the cave of the heart, it has put forward from time to time many teachers and sages of incomparable power and vision, incarnating the very Gods above and within.