Lonely is a thing

These days, I realize that lonely is a lesson that everyone will face.

After getting into college, I started feeling lonely. But till now, I don't give it a glance.

For this reason, I decide to read some books or learn some courses about it.

Resource:

MIT 9.00SC: Introduction to Psychology

The Man Who Mistook His Wife For A Hat

What Life Should Mean To You: Chap 10 & 12