English: "Six days..." — It was taught: "Six days you shall eat matzos and on the seventh day a solemn assembly"—just as the seventh day is optional [with regard to eating matzah], so the six days are optional.
On the daf / in context: After the first night, the consumption of matzah is not obligatory; it is merely permitted.
Type of Learning
Derash on the verse (Pesachim) — matzah after the first night is optional.
What Is Learned
Eating matzah on the remaining days of Pesach is optional, not obligatory.