Sure, using the Linux command line is optional. But these are commands I depend on every day. See what you think.
For example, running the command less /var/log/syslog will open your system log in a controlled view. You may then jump ...
When an application doesn't respond, it's usually accompanied by it gobbling up system resources. Should that application consume all your remaining CPU or RAM, your system could become unresponsive, ...
Use these Linux commands to quickly search and find anything from the Linux terminal, without digging through folders in a GUI file manager.
Keep your Linux system running fast with simple maintenance commands to clean packages, clear logs, manage startup apps, and monitor performance.