You can both be right. I live in a high trust society (Japan), but was raised elsewhere. When I first came here, there were times I had to suppress my instinct to take opportunistic advantage. That was intrinsic motivation.
Later, I had adapted to the culture around me. Such instincts rarely arise as it had become extrinsic.
Later, I had adapted to the culture around me. Such instincts rarely arise as it had become extrinsic.