I Understand though I must admit that I dont know the origin of every technique that I use.

As for Bruce, I have mixed feelings. He was good at what he did, but largely what he did was get rich promoting old ideas to people who hadnt heard them. Much of the JKD philosophies and Ideas can be found much earlier in Martial Arts.
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"When I let Go of who I am, I become who I might be."
Lao Tzu