Conditional sentences

First Conditional Sentence:
nature: open condition
time: present or future
It is possible and very likely the condition to be fulfilled.
e.g. If I change the world, I will stop writing.

Second Conditional Sentence:
nature: unreal
time: present
It is possible but very unlikely the condition to be fulfilled.
e.g. If you said you are sorry, I would forgive you.

Third Conditional Sentence:
nature: unreal
time: past
It is impossible the condition to be fulfilled because it refers to the past 
e.g. If I had a father while I was growing up, I would definitely be 'daddy's little girl'.