From Count Leo Tolstoy, Russian writer, to Valeria Arsenev, his fianc - November 2, 1856
"I already love in you your beauty, but I am only beginning to love in you that which is eternal and ever precious - your heart, your soul.
"Beauty one could get to know and fall in love with in one hour and cease to love it as speedily; but the soul one must learn to know. Believe me, nothing on earth is given without labour, even love, the most beautiful and natural of feelings."
22,000 people agreed to clean toilets for WiFi because they did not read the terms.
Tools designed to ensure computer code in smart cars does not crash has been inspired by hungry penguins.
The rounded sleeping capsules send guests drifting into ocean before arriving on desert island by morning.
Sitting on the saddle activates the part of the brain responsible for learning, a study has claimed.
Scientists are appealing for more people to donate their brains for research after they die.
Life on Earth may have arrived from Mars on an asteroid, scientists have claimed.
Lunar mission scheduled at the end of 2017 could find out if beer can be brewed on the moon.
A bottle used to teach children how far litter can travel ended up on Scottish beach after 8,700-mile journey.