So an attempt to prove to myself and to my family that I can hack it? And to others of my age that solo travel remains possible and an enlivening experience.
When Helo and Starbuck meet Sam Anders and his resistance fighters for the first time, how do they all prove to each other that they are humans, not Cylons?
Another holds that by clanking the glasses into one another, wine could be sloshed from glass to glass, thereby serving as a proof the beverages had not been poisoned.
Years of observations by biologists Dian Fossey, who observed gorillas, and Jane Goodall, who worked with chimpanzees, could not prove that animals cry tears from emotion.
The acquisition of Thomas Vermaelen last summer proved that Wenger still has a nose for talent, but he admits that even the Belgian centre-back was a gamble.
When the devout pray, and their prayers are not answered, they do not take this as evidence which has to be weighed alongside all the other evidence that prayer is effective.
The interest phenomena found was that there was sap flow in nighttime, although it was faintly, which would be stem water restoration and storage for day transpiration.
This experiment certainly does not definitely prove that girls start to reason before boys, but it provides a clue that scientists would like to study more carefully.