I am not in a position either to contradict or affirm this statement.

我既不能否定这一说法，又不能肯定这一说法。

Assertion is not argument, to contradict the statement of an opponent is not proof that you are correct.

坚定的看法不是论据，反驳对手的说法不能证明你是正确的。

List two examples from this weeks' readings that support this statement. Then list two examples from this week's readings that contradict it.

请从本周的阅读指定中举出两个支持这个叙述例子，并自书中举出两个反例。