“What We Don’t Do.” For example, “Charlie and I avoid businesses whose futures we can’t evaluate, no matter how exciting their products may be,” sticking instead “with businesses whose profit picture for decades to come seems reasonably predictable.” Berkshire also holds vast quantities of cash, negating any need to be a “supplicant” in times of economic distress. Buffett also joked that “this inversion approach works on a less lofty level: Sing a country song in reverse, and you will quickly recover your car, house and wife.”