)when we are tempted to say that general truch is so obvious that it will be absund even to question it...( that 后是宾从,含 so...that 句型 ,第二个that后是结果状语从句）.真实条件句
it would be quite wrong to attribute all opinions-even political opinions-to-self-interest（ 含attribute ...to ...句型,第一个to 后是本句真实主语.
but it would be equally wrong to deny that this is one potent factor（和第二句结构一致,deny后+ 宾语从句）