The hypothesis is a tool in our search for the truth...Without possibilities we stagnate in yesterday's certainties'. Our education system is founded on analysis and logical deduction of available information. But without recognising the importance of possibility, through which we create hypothesis, there is no room for design. Without design, Dr de Bono argues, thinking is like making a gin and tonic without gin. Filled with the essentials of Edward de Bono's teachings in creative thinking, these short pocket books are ideal for reading anywhere at anytime..