What are the famous sayings that express that the more you learn, the more you feel ignorant?

The more you learn, the more you feel ignorant:

It must be remembered that our study time is limited. Time is limited, not only because life is short, but also because of the complexity of people. We should try to spend all our time doing the most beneficial things. Author: Spencer

The more you learn, the more you will find yourself ignorant.

Intelligence lies in diligence, and genius lies in accumulation. Author: Hua

You are good at it, but you don't know it. Author: (Song) Sima Guang

The goal is set, no matter what difficulties and twists and turns you encounter in the process of study and practice, you will not be discouraged and will not change your goal easily, but will study and struggle tirelessly to achieve something and achieve your goal. Author: Wu

Study hard and work hard to make youth more glorious. Author: Wang

If you don't want to waste your life in the world, you must study your life. Author: Gorky

All kinds of stupid things burn out like paper baked on the fire under the action of reading good books every day. Author: Hugo

People should live independently and learn useful skills. Author: cade

He is quick-thinking and eager for knowledge, and he is never shy to ask his subordinates for advice. Author: Confucius

Learning is as expensive as doubt, and knowing doubt is as expensive as asking a teacher. Author: book abstract

As long as you are willing to learn, you can learn. Author: Lenin