Atlas Shrugged - By Ayn Rand for sure changed my views on freedom and the need to succeed.

Psyco-Cybernetics - M. Maltz deals with how our minds work.

and of course my childhood favs , the computer series by Usborne. I actually
did a post on them, as they are what got me into computers back in grade 2 & 3 :-)

https://steemit.com/books/@ate-bit-dave/favorite-nostalgic-retro-computing-books-now-free

Shameless plug for Usborne :-)