Because one does not want to be disturbed, to be made uncertain, he establishes a pattern of conduct, of thought, a pattern of relationships to man. He then becomes a slave to the pattern and takes the pattern to be the real thing.
Bruce Leewhen one is not expressing himself, he is not free. thus, he begins to struggle and the struggle breeds methodical routine. Soon, he is doing his methodical routine as response rather than responding to what is.
Bruce Lee