Answer:
Retired people want these to be large and birds want them to hatch.
If it is absolute, it will corrupt absolutely.
Once you know it exists, it no longer exists. What is it?
It comes from crystal and melts to a treat. Add it to your tea to make it sweet. What is it?
Two year-old children who throw tantrums get this nickname. So did the tsar "Ivan."
I am a room that has a roof but no walls. What am I?