Don't let the Mouse slow you down!
Windows Keyboard Shortcuts EVERYONE Should Know!
CTRL+C (Copy)
CTRL+X (Cut)
CTRL+V (Paste)
CTRL+Z (Undo)
CTRL+A (Select All)
Windows Keyboard Shortcuts Every Professional Should Know!
ALT+TAB (Switch Between Open Windows)
ALT+F4 (Close the active window or program)
CTRL+SHIFT+ESC (Open Task Manager)
CTRL+ESC (Display the Start menu)
ALT+PRINT SCRN (Capture Screenshot of Selected Window Only)
Remote desktop connection navigation (RDP) Keyboard Shortcuts
CTRL+ALT+END (Open the Microsoft Windows NT Security dialog box)
ALT+PAGE UP (Switch between programs from left to right)
ALT+PAGE DOWN (Switch between programs from right to left)
ALT+INSERT (Cycle through the programs in most recently used order)
ALT+HOME (Display the Start menu)
CTRL+ALT+BREAK (Switch the client computer between a window and a full screen)
ALT+DELETE (Display the Windows menu)
CTRL+ALT+Minus sign (-) (Place a snapshot of the entire client window area on the Terminal server clipboard and provide the same functionality as pressing ALT+PRINT SCREEN on a local computer.)
CTRL+ALT+Plus sign (+) (Place a snapshot of the active window in the client on the Terminal server clipboard and provide the same functionality as pressing PRINT SCREEN on a local computer.)
WANT MORE? See these links to the Official Microsoft Articles on keyboard shotcuts
Keyboard shortcuts for Windows
Keyboard shortcuts for Windows XP
Keystroke shotcuts for Windows 2000
Keyboard shortcuts for Windows Server 2003
Keyboard Shortcuts for Windows Vista