INDIA: British Prime Minister Boris Johnson begins his two-day visit to India.

The video begins with a warm greeting, expressing gratitude.

What is the significance of expressing gratitude?

How can saying 'thank you' affect someone's day?

In what situations is it most important to say 'thank you'?

What are some alternative ways to express gratitude besides saying 'thank you'?

Why might some people struggle to say 'thank you'?