Chan is also passionate about everything she oversees.

“This is really her day job now.”

Chan is also a first-generation college graduate, and spent much of her childhood translating English for her grandparents.

Priscilla Chan and Mark Zuckerberg attending an event

Mark did not have that exposure."

Chan, unsurprisingly, has also applied her medical philosophy to her philanthropy.

We’re ready now.

Priscilla Chan and Mark Zuckerberg attending an event

We need to do."