Creating good passwords is hard. There are many tips and tricks on the Internet on how to do this manually, and there are also automatic password generators available. Some are good, some are less so.
The Axantum Password Generator is different. Based on statistical analysis of actual text, it produces strong passwords, that are not nonsensical and actually possible to remember and type.
Try the demonstration by clicking the Suggest Passwords! button. You'll get three suggestions of decreasing strength and complexity.