Rational Arguments Against Shirk

وَٱلَّذِينَ تَدْعُونَ مِن دُونِهِۦ لَا يَسْتَطِيعُونَ نَصْرَكُمْ وَلَآ أَنفُسَهُمْ يَنصُرُونَ

And those you call upon besides Him are unable to help you, nor can they help themselves."