Using regular expressions, we search for patterns in strings.

In genetics, we study how genes determine the phenotype.

Freedom of expression is one of the fundamental rights of democracy.

Hate speech has the power to divide society as a whole.

His paintings are strongly influenced by expressionism.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.

He claims to be a warrior for freedom of expression, but in reality, he's just someone who uses derogatory words.