Buy it here:
https://www.amazon.pl/Book-happiness-What-need-yourself/dp/8397299505/ref=sr_1_1?__mk_pl_PL=%C3%85M%C3%85%C5%BD%C3%95%C3%91&crid=S9LTW6EB02JE&dib=eyJ2IjoiMSJ9.1EPOiyb7-uEpAkpZ0on0CA.U_w0_CAjajfRHeabjlnVtLNcBKQ9f8R992mEr56oQVA&dib_tag=se&keywords=book+of+happiness+mike+l+bei&qid=1746964960&sprefix=book+of+happiness+mike+l+bei%2Caps%2C84&sr=8-1