Wondering about the strength of your passwords? If not, perhaps you should. There are lots of tools online for checking the strength of passwords. This one is typical: https://www.my1login.com/resources/password-strength-test/. It tells you how long it would take today’s typical off-the-shelf PC to crack whatever password you enter. For example, it says that such a PC would take one million trillion years to crack Z_vH3c5pzV+5F_z&>. Of course, no one can remember such long, random passwords; that’s what password managers are for.
Good password advice is available from WordPress, the firm that wrote the software that powers this website; Microsoft; and many others, including About Passwords on this website. Everyone should read some of that good advice and use it. It is cheap insurance against possibly a real PITA.