What does this part of the soliloquy reveal about hamlet?

Jackson is a very smart little boy he can count to twenty and is only two years old. complete, run on sentence or comma splice

Ivansanger rainsfordgeneral zaroffwhitneyadventurous hunter; calm and composed; considers himself a realist; new yorker; veteran of world war ia hunter; sympathetic to the plight of voiceless, defenseless animals; cautiouscossack; mute; formidable physical stature; wears a black uniform; used to whip prisoners for the great white czarcossack; aristocrat; has sharp, pointed teeth and red lips; devoid of humanity and emotion

What is hamlet pondering at the beginning of act 3?