The phrase "humbling thing" means an experience that makes someone feel modest or less important than they thought they were.
Sentences with «humbling thing»
Goals, in most cases, are surprisingly far more humble things than the tasks that are needed to achieve them. (remonline.com)
One of the most humbling things in the world is to work for a small business — fewer than 10 people — so you can truly see the impact your work has on the company as a whole. (inc.com)
As hard as the loss and uncertainty may be for you... know that God is blessing you in His own way, and drawing you closer to Him, because through this suffering you have gained hope... patience... faith... and perhaps obedience to His will, which is the hardest and most humbling thing of all. (religion.blogs.cnn.com)