I don’t mind admitting that the end of 2014 left me bereft of energy. What will a health challenge, the loss of Treacle (the best cat you will ever hope to know – she was only 2) and months of isolation whilst I tried to finish off my second book. I piled into January feeling rubbish. Usually I draw upon the things I love such as painting and seeing friends to give me a boost, but the effects were fleeting.…