(P46) Color Mode : Photoshop automatically uses RGB mode;
(P71) Photoshop's grid is helpful when you need to align lots of different items, like the text shown here;
(P75) With layers, you can make all kinds of change to your image without altering the original;
(P135) Life is all about making choices;
(P185) Working smarter, not harder;
(P282) Photoshop won't let you add a layer mask to the background layer unless you unlock it;
(P486) Color Theory : The Missing Manual;