I don't believe that GOD ever tells us "no". He has three options, Yes, not right now, or I have something better in mind, Just be patient. The best collection of quotes and sayings for every situation in life.
When you are going through something hard and wonder where God is, remember the teacher is always quiet during a test. But God is ALWAYS quiet. :( Thats why some don't even think he is there. Or know he isn't there.