A few days ago, Adam Brown, the head of digital communications at Coca-Cola, got his car washed and the sun shone down on him in Atlanta. Meanwhile, Bart Cas, his opposite number at Pepsi, went for a run on the Brooklyn Bridge.

I happen to know these details because last week I stumbled upon Exec Tweets, a collection of about 100 executives who like to express themselves in chunks of up to 140 characters on Twitter.

Thus I have come to be a disciple of Bart and Adam, but I like Bart best. His latest tweet goes like this: “Worked late, woke up feeling tired but driven forward by the many exciting possibilities a new day brings – seize the day!” An earlier one says: “Or Got home – my son told me he loved me – my daughter was as precious as ever ... suddenly the wind was at my back again ... ”