Posted on March 12, 2012March 9, 2012 by RJIAge is an issue of mind over matter….~Mark Twain “Age is an issue of mind over matter. If you don’t mind, it doesn’t matter.” ~Mark Twain. . Wisdom Quotes – Inspirational Quotes, Pictures, Motivational Thoughts . <<< Home >>> Related posts: Explore. Dream. Discover. ~ Mark Twain Happiness is a Swedish sunset ……. ~ Mark Twain The two most important days of your life ~ Mark Twain Wonderful Quotes ~ Honesty ~ Mark Twain Kindness is the language which the deaf can hear….Mark Twain. Mark Twain Quotes : Two most important days in your life!!!