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"Coding is very interesting, and I want to become a professional coder when I grow up so I can design really complicated and interesting games."

"China will work with the United Nations, the World Health Organization and other partners to assist Africa's response to COVID-19, and do it in a way that respects the will of Africa," Xi said.

"China will further cut tax, especially to support medium and small-sized enterprises," said Cheng. "We will continue to promote property tax legislation and implementation, and reform the personal income tax system," she added.

"Currently, there is a lot of talk about artificial intelligence and a fourth industrial revolution and people have started to worry. Many are worried that artificial intelligence will replace people. Trust me, human beings are always smarter and wiser than machines and they will never be replaced," Ma said.

"Congress must now do a Covid Relief Bill. Needs Democrats support. Make it big and focused. Get it done!" Trump said on Twitter.