Hinduism is a relentless pursuit of Truth. "Truth is God" and if today it has become moribund, inactive, irresponsive to growth, it is because we are fatigued; and as soon as the fatigue is over, Hinduism will burst upon the world with a brilliance perhaps unknown before.
After long study and experience, I have come to the conclusion that (1) all religions are true; (2) all religions have some error in them; (3) all religions are almost as dear to me as my own Hinduism, in as much as all human beings should be as dear to one as one's own close relatives.
Don't talk about it. The rose doesn't have to propagate its perfume. It just gives it forth, and people are drawn to it. Live it, and people will come to see the source of your power.