Use "luckier" in a sentence

1. You are luckier than her great-grandfather.

2. I am luckier than most. I have a job.

3. If our species is extinguished, others will be wiser or luckier.

4. We believe some animals are luckier than the others, such as the Dragon.

5. Luckier still, you have a rope in your trouser pocket that lets you rappel down from the tree.