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The head carries the burden. It takes the load. The pain is on it. It has endurance to bear whatever the burden is. The weight is felt by is. It bears the burden
His head is flexible because it can carry anything that is placed on it. This implies that he has the able to bear everyone and everything. There is nothing he cannot carry.
He’s is a flexible head because he willingly carries all. He has never rejected to carry anyone and he is not ready to reject anyone. He has always carried all and he’s always willing to carry all. He does not turn back at anyone. There is no consideration of refusing to carry anyone.
He’s is a flexible head because he has enough space to carry all. He has the strength to bear all. He has the ability to carry all. That was the head of the Boss.