It isn't sufficient just to want - you've got to ask yourself what you are going to do to get the things you want. Franklin D. Roosevelt
Ask yourself whether you are happy, and you cease to be so. John Stuart Mill
Ask yourself whether the dream of heaven and greatness should be waiting for us in our graves - or whether it should be ours here and now and on this earth. Ayn Rand
Ask yourself the secret of your success. Listen to your answer, and practice it. Richard Bach
... lend your ears to music, open your eyes to painting, and ... stop thinking! Just ask yourself whether the work has enabled you to "walk about” into a hitherto unknown world. If the answer is yes, what more do you want? Wassily Kandinsky
Before you start some work, always ask yourself three questions - Why am I doing it, What the results might be and Will I be successful. Only when you think deeply and find satisfactory answers to these questions, go ahead. Chanakya