Paramahansa Yogananda, born Mukunda Lal Ghosh, was an Indian yogi and guru who introduced many westerners to the teachings of meditation and Kriya Yoga through his book, Autobiography of a Yogi.
There is a magnet in your heart that will attract true friends. That magnet is unselfishness, thinking of others first. When you learn to live for others, they will live for you.