The historian is more like a painter than a photographer.

The painter and photographer are very different yet closely related professions, hobbies, etc. A painter is an artist who illustrates through the use of various media his emotions, perceptions, etc. And a photographer simply takes pictures of what he sees and deems worthy of remembering. A photographer captures moments in time, tangible fractures of memories. History (as an area of Knowledge) is the study of significant past events and circumstances that may or may not …

…historian's views can be biased because as human beings we interpret things differently, and just like in the sciences, a historians account of an event must be accepted generally. That is why we often find slight differences in historical accounts, but the general idea can be deduced. From the aforementioned explanation we can see that it is essential for the historian to have both traits, as they are useful in accessing and interpreting historical data.