While many different factors are involved in creating a freakishly strong physique, they aren't all of equal importance. For example, getting lean is mostly a matter of calorie control. Sure, optimizing macronutrient ratios, meal frequency and timing, and food quality all play a role, but to a MUCH lesser degree.
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On the lifting side, training a muscle three times a week has been shown to be superior to one or two. But as long as you reach an optimal weekly training volume, you can do nearly as well on two sessions.
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The overarching point is, educate yourself about the contextual importance of various practices, work your ass off on the ones that matter, and relax a bit on the fluffy inessentials