It is explained that Leeuwenhoek discovered living cells through his microscope of 250x and named it Animecues. But why is it said in the lecture,"Robert Hooke got hooked to the world which was unseen" though he discovered only non living cells?

It is explained that Leeuwenhoek discovered living cells through his m

1.	It is explained that Leeuwenhoek discovered living cells through his microscope of 250x and named it Animecues. But why is it said in the lecture,"Robert Hooke got hooked to the world which was unseen" though he discovered only non living cells?
Answer» It is explained that Leeuwenhoek discovered living cells through his microscope of 250x and named it Animecues. But why is it said in the lecture,"Robert Hooke got hooked to the world which was unseen" though he discovered only non living cells?