Quote by Leonardo da Vinci
Those who fall in love with practice without science are like a sailor who enters a ship without a helm or a compass, and who never can be certain whither he is going.
Summary
This quote suggests that blindly engaging in practical activities without a scientific foundation or understanding is akin to setting sail on a ship without a helm or compass. It implies that such individuals will lack direction and clarity, never knowing where they are headed or whether their actions will lead to the desired outcomes. It emphasizes the importance of combining practice with scientific knowledge or principles to ensure purposeful and informed action.