ALBUS
No. Not every day. James says most people only get letters from home about once a month. I don’t want to...

HARRY
We wrote to your brother three times a week last year.

ALBUS
What? James!
ALBUS looks accusingly at JAMES.

GINNY
Yes. You may not want to believe everything he tells you about Hogwarts. He likes a laugh, your brother.

Harry Potter and the Cursed Child - Chapter 1 :
See this quote in the Pensive -