If you imagine that you will ...

If you imagine that you will be able to achieve your ideal by ingeniously planning out a timetable with a pen on a piece of paper, you had better give up hope at once.If you are not prepared for discouragements and disillusions; if you will not be content with a small result for a big effort, then do not begin. Lie down again and resume the uneasy doze which you call your existence.
 Arnold Bennett

Quotes from the same author

A man of sixty has spent twenty years in bed and over three years in eating.
 Arnold Bennett
Mother is far too clever to understand anything she does not like.
 Arnold Bennett
Because her instinct has told her, or because she has been reliably informed, the faded virgin knows that the supreme joys are not for her; she knows by a process of the intellect; but she can feel her deprivation no more than the young mother can feel the hardship of the virgin's lot.
 Arnold Bennett
Any change, even a change for the better, is always accompanied by drawbacks and discomforts.
 Arnold Bennett
Beware of undertaking too much at the start. Be content with quite a little. Allow for accidents. Allow for human nature, especially your own.
 Arnold Bennett