Mindfulness meditation can increase selfishness and reduce generosity among those with independent self-construals When Japanese chef Yoshihiro Murata travels, he brings water with him from Japan. He says this is the only way to make truly authentic dashi, the flavorful broth essential to Japanese cuisine. There’s science to back him up: water in Japan is notably softer – which means it has fewer dissolved minerals – than in many other parts of the world. So when Americas enjoy Japanese food, they arguably aren’t getting quite the real thing. This phenomenon isn’t limited to food. Taking something out of its geographic or cultural context often changes the thing itself.