In "That's All I Know," the singer expresses his beliefs on various topics such as honesty, music, God, and politics, admitting uncertainty and skepticism towards many things. However, he finds solace in the constants of the world - the sun, the moon, the love of a woman, and his family, making him feel like the luckiest man alive.

Meaning of "That's All I Know" by Jason Michael Carroll

"That's All I Know" by Jason Michael Carroll reflects the singer's contemplation of his beliefs and the uncertainties he faces in life. He admits to holding strong opinions about certain topics such as honesty and music, but also acknowledges his doubts and the way external influences can shape his perspectives. Despite this uncertainty, there are constants in his life that bring him comfort and stability, such as the sun, the moon, the love of a woman, and his family. These constants serve as anchors in a world filled with change and unpredictability, reminding him of the simple joys and blessings that make him feel like the luckiest man in the world. The song serves as a reminder to focus on what truly matters and find gratitude in life's everyday blessings, even amidst uncertainty and doubt.