The follow are some common Control Panel Applets that are located in the \windows\system32 directory.
If you find yourself using any of these frequently, then you can simply make shortcuts to them on your desktop.

appwiz.cpl	Add/Remove Programs
desk.cpl	Display Properties
firewall.cpl	Firewall Settings
inetcpl.cpl	Internet Options
mmsys.cpl	Sound and Audio
ncpa.cpl	Network Connections
nusrmgr.cpl	User Accounts
powercfg.cpl	Power Options
sysdm.cpl	System Properties
wscui.cpl	Security Center
wuaucpl.cpl	Automatic Updates Configuration