Me : I should start building user authentication system.
inner self : there are enough free and secure ones out there, just go read the documentation.
Me : fuck I'm not reading 10000 pages of documentation written in alien language.
inner self : well then you better start building
Me : **writes code
Inner self : you better add the data validation and security while coding
Me : I just want it to work !
Me after a few days trying not to suicide : the site is hacked, the code is bugged, hello darkness my friend