Complex sentence: For instance, Clark, when under the influence of Red Kryptonite, becomes less inclined to care about the ramifications of his actions, and he is tempted to reveal his secret, because he believes that his superpowers will make him infallible.
Split into simpler sentences: For instance, the series depicts Clark (under the influence of Red Kryptonite) as becoming less inclined to care about the ramifications of his actions. He is tempted to reveal his secret, because he believes that his "powers" will make him infallible.