Quote by Thomas Carlyle
No sadder proof can be given by a man of his own littleness than disbelief in great men.

Summary
This quote suggests that one's lack of belief in great individuals is a clear indication of their own insignificance. It implies that those who cannot recognize or appreciate the greatness in others are limited by their own narrow-mindedness or insecurities. By dismissing the capabilities and achievements of exceptional individuals, one only reveals their own small-mindedness and inability to acknowledge greatness. It underscores the importance of recognizing and respecting the extraordinary talents and accomplishments of others.