"It's easy to imagine ways the future can be ugly and depressing. It's harder, but more worthwhile, to imagine plausible ways we can make it better"

"Love is like war: easy to begin but very hard to stop"

"The tiger is a magnificent creature and one that is threatened by human activities on all fronts. It is up to us to protect this iconic species and ensure that it has a future in the wild"

"Forget the past - the future will give you plenty to worry about"

"Every time I see an adult on a bicycle, I no longer despair for the future of the human race"

"The best way to predict the future is to create it"

"A gentle heart is tied with an easy thread"

"The past is a memory, the future is a fantasy. The real, vibrant, creative moment is now"

"It wasn't until late in life that I discovered how easy it is to say "I don't know.""

"Happy is the person who knows what to remember of the past, what to enjoy in the present, and what to plan for in the future"

"Farming looks mighty easy when your plow is a pencil and you're a thousand miles from the corn field"