Final answer:
Self-knowledge is an aspect of philosophical knowledge that involves understanding one's own nature, beliefs, and limitations. By reflecting on our own thoughts, beliefs, and knowledge, we can strive to eliminate inconsistencies and deepen our understanding of the world.
Step-by-step explanation:
Self-knowledge, as presented by Alain de Botton, can be understood as an aspect of philosophical knowledge. It involves understanding one's own nature, beliefs, and limitations before seeking to understand others or the world. This idea is similar to Socrates' emphasis on self-examination and knowing oneself. By reflecting on our own thoughts, beliefs, and knowledge, we can strive to eliminate inconsistencies and deepen our understanding of the world.