Foundation of all drawing. Used to suggest shape, pattern, form, structure, growth, depth, distance, rhythm, movement and a range of emotions
Curved lines suggest comfort and ease
Horizontal lines suggest distance and calm
Vertical lines suggest height and strength
Jagged lines suggest turmoil and anxiety
Freehand lines can express the personal energy and mood of the artist
Mechanical lines can express a rigid control
Continuous lines can lead the eye in certain directions
Broken lines can express the ephemeral or the insubstantial
Thick lines can express strength
Thin lines can express delicacy