Love is the essence of all religion, mysticism, and philosophy, and for the one who has learned this, love fulfills the purpose of religion, ethics, and philosophy, and the lover is raised above all diversities of faiths and beliefs.
Now if I do anything it is to tune souls instead of instruments. To harmonize people instead of notes. If there is anything in my philosophy, it is the law of harmony: that one must put oneself in harmony with oneself and with others.
Sufism is not a religion or a philosophy, it is neither deism nor atheism, nor is it a moral, nor a special kind of mysticism, being free from the usual religious sectarianism. If ever it could be called a religion, it would only be as a religion of love, harmony, and beauty.