Hand washing and wearing masks are important for the prevention of COVID-19.

Zoonosis is a disease that spreads from animals to humans, or vice versa.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

He quoted the proverb 'Once a word leaves your mouth, you cannot chase it back even with the swiftest horse' to teach me to choose my words carefully.

He was diagnosed with amyotrophic lateral sclerosis.